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Dive into the research topics where P. Valdy is active.

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Featured researches published by P. Valdy.


symposium on underwater technology and workshop on scientific use of submarine cables and related technologies | 2007

Deep Sea Net: an affordable, and expandable solution for deep sea sensor networks

P. Valdy; V Ciausu; Pierre Leon; P Moriconi; Vincent Rigaud; Y Hello; P Charvis; A Deschamps; C Sillans

Deep Sea Net is a new concept of deep sea sensor network built from fiber optic micro cable and battery operated IP access nodes. Deep Sea Net fiber optic transport segments are deployed directly from a standard ROV, avoiding the use of a costly cable layer ship. Deployment skid is abandoned on user site ready to connect local sensors and next transport segment. Deep Sea Net is a low consumption network which can be waked on user (or sensor) demand. Lithium batteries and fine power management will give 10 years of autonomy with 1/4 of hour operation per day. The innovative approach of Deep Sea Net will permit to build, extend and maintain future sensor networks at very competitive prices.


Archive | 2015

Long-term subsea observatories: Comparison of architectures and solutions for infrastructure design, interfaces, materials, sensor protection and deployment operations

Yves Auffret; J. Blandin; D. Choqueuse; Chantal Compere; Laurent Delauney; J.-F. Drogou; P. Jégou; C. Lévêque; Jean-Francois Rolin; P. Valdy

These subsea observatory infrastructures may have different architectures; the ESONET and EMSO (see www.esonet-emso.org) projects have identified five main types of observatories.


Archive | 2007

Deep-sea network and deployment device

P. Valdy


Nuclear Instruments & Methods in Physics Research Section A-accelerators Spectrometers Detectors and Associated Equipment | 2006

The deep-sea hub of the ANTARES neutrino telescope

Marco Anghinolfi; A. Calzas; B. Dinkespiler; S Cuneo; S. Favard; Greg Hallewell; M. Jaquet; M Musumeci; R Papaleo; G Raia; P. Valdy; P. Vernin


Archive | 1995

Wreck cargo recovery method

Jean Roux; P. Valdy


Archive | 1995

Procédé de récupération d'une cargaison à bord d'une épave.

Jean Roux; P. Valdy


Archive | 1986

Under-water load-handling device

Francois Parthiot; P. Valdy


Archive | 2003

Broadband Seismometer at 2500m Depth in the Mediterranean Sea

Anne Deschamps; Y. Hello; Ph. Charvis; Michel Dugue; Virineya Bertin; P. Valdy; Auguste Le Van Suu; Denis Real


OCEANS 2011 IEEE - Spain | 2011

A new open cabled infrastructure in medsea

Pierre Leon; J.-F. Drogou; Damien Chenot; C. Leveque; Henri Martinossi; Alain Massol; Vincent Rigaud; Dominique Santarelli; P. Valdy; Carl Gojak; Karim Bernardet; Zouhir Hafidi; Yannick Lenault; Karim Mahiouz; Anne Deschamps; Y. Hello; D. Lefevre; C. Tamburini; J. J. Destelle


Archive | 1997

ANTARES Proposal: Towards a Large Scale High Energy Cosmic Neutrino - undersea detector

P. Amram; C. Arpesella; E. Aslanides; J.J. Aubert; R. Azoulay; D.S. Bailey; S. Basa; R. Berthier; V. Bertin; M. Billault; S. Biller; F. Blanc; P.E. Blanc; F. Blondeau; J. Boulesteix; B. Brooks; A. Calzas; C. Carloganu; J. Carr; P. H. Carton; R. Cases; M. Cribier; N. de Botton; F. Desages; J.J. Destelle; G. Dispau; J.-F. Drogou; F. Feinstein; D. Festy; J.-L. Fuda

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A. Calzas

Centre national de la recherche scientifique

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Anne Deschamps

Centre national de la recherche scientifique

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F. Blanc

Centre national de la recherche scientifique

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J.J. Destelle

Centre national de la recherche scientifique

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S. Basa

Centre national de la recherche scientifique

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Y. Hello

Centre national de la recherche scientifique

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J.J. Aubert

Aix-Marseille University

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